OpenAI retired GPT-5.2 Chat Latest and GPT-5.3 Chat Latest on August 10
OpenAI lists gpt-5.2-chat-latest and gpt-5.3-chat-latest under past deprecations after their August 10, 2026 removal date and recommends gpt-5.6-sol.
Required action
Remove gpt-5.2-chat-latest and gpt-5.3-chat-latest from production configuration, migrate to gpt-5.6-sol, and re-test prompts, tools, latency and cost.
Scope and evidence limits
OpenAI API; no regional exception documented
The official notice applies to the OpenAI API and documents no regional exception.
not_tested
Official sources
Affected components
gpt-5.2-chat-latest, gpt-5.3-chat-latest, OpenAI API model configuration
Affected users
Developers and platform teams whose OpenAI API requests select gpt-5.2-chat-latest or gpt-5.3-chat-latest.
Migration guidance
Remove the two retired model IDs from any remaining configuration. Validate gpt-5.6-sol in a non-production environment and complete any outstanding migration now; the August 10, 2026 removal date has passed.
Correction history
- 2026-08-23: Post-deadline verification changed the record from scheduled retirement to retired.
- 2026-09-21: The retirement is correctly labeled past, but the migration path still instructs readers to finish before a past date.